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OKO to DSO: distance & flight time
Yokota (Yokota Air Base) → Hamhung (Sondok Airport)
704 mi
1,133 km · 612 nm
2h
estimated nonstop flight time
Same time
time difference · heading northwest
See live OKO→DSO fares Phone-only fares on this route — call free
Flight time details
704 miles nonstop takes roughly 2h gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- OKO — Yokota Air Base · Yokota, Japan
- DSO — Sondok Airport · Hamhung, North Korea
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near OKO
- HND · Tokyo Haneda International Airport28 mi away
- NRT · Narita International Airport58 mi away
- NJA · Atsugi Naval Air Facility21 mi away
- IBR · Hyakuri Airport67 mi away
Near DSO
- WOS · Wonsan Kalma International Airport40 mi away
- FNJ · Pyongyang Sunan International Airport103 mi away
- YNY · Yangyang International Airport133 mi away
Frequently asked questions
How far is OKO from DSO?
The flight distance from Yokota (OKO) to Hamhung (DSO) is 704 miles (1,133 km, 612 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKO to DSO?
A nonstop flight takes about 2h gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from OKO to DSO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKO–DSO that never appear on search engines, with no booking fees.